Home / 68,143.44-94,011.72-50,281.36

Finding the Fourth Proportional to 68,143.44, 94,011.72 and 50,281.36

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Solution

The fourth proportional to 68,143.44, 94,011.72 and 50,281.36 is: 69,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,143.44 : 94,011.72 = 50,281.36 : x
  2. Step 2: Convert to fraction form
    68,143.44/94,011.72 = 50,281.36/x
  3. Step 3: Cross multiply
    68,143.44x = 94,011.72 × 50,281.36
  4. Step 4: Simplify right side
    68,143.44x = 4,727,037,137.54
  5. Step 5: Solve for x
    x = 4,727,037,137.54/68,143.44
  6. Step 6: Final answer
    x = 69,368.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.